/* ===== 页面专属 CSS：.page-contact ===== */
.page-contact {
  --contact-gap: 2rem;
  --contact-card-radius: 12px;
  --contact-card-padding: 1.8rem;
  display: block;
  width: 100%;
  background-color: var(--color-primary, #0B1D3A);
  color: #f0f0f0;
  font-family: var(--font-body, 'Noto Serif SC', serif);
}

/* Breadcrumb */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.5rem;
  padding: 1.2rem 0 0.4rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  font-family: var(--font-heading, Inter, sans-serif);
}

.page-contact .breadcrumb a {
  color: var(--color-accent, #D4AF37);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: #e8c860;
  text-decoration: underline;
}

.page-contact .breadcrumb .separator {
  color: rgba(255,255,255,0.3);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: rgba(255,255,255,0.75);
}

/* Hero */
.page-contact .contact-hero {
  padding: 1rem 0 0.5rem;
}

.page-contact .contact-headline {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1.15;
  color: #ffffff;
  margin: 1.2rem 0 0.5rem;
  letter-spacing: -0.02em;
}

.page-contact .contact-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  line-height: 1.5;
  margin: 0 0 1.2rem;
  font-family: var(--font-body, 'Noto Serif SC', serif);
}

/* Body layout */
.page-contact .contact-body {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap, 2rem);
  padding-bottom: 3.5rem;
}

.page-contact .contact-left {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap, 2rem);
}

.page-contact .contact-right {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap, 2rem);
}

/* Cards */
.page-contact .contact-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(212,175,55,0.25);
  border-radius: var(--contact-card-radius, 12px);
  padding: var(--contact-card-padding, 1.8rem);
  backdrop-filter: blur(4px);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-contact .contact-card:hover {
  border-color: rgba(212,175,55,0.5);
  box-shadow: 0 4px 24px rgba(212,175,55,0.08);
}

.page-contact .card-icon-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.page-contact .card-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-accent, #D4AF37);
  display: block;
}

.page-contact .card-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-accent, #D4AF37);
  margin: 0 0 1.2rem;
  letter-spacing: 0.02em;
  text-align: center;
}

/* Contact list */
.page-contact .contact-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.page-contact .contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-contact .contact-label {
  font-family: var(--font-heading, Inter, sans-serif);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.45);
  font-weight: 600;
}

.page-contact .contact-value {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  color: #ffffff;
  word-break: break-all;
}

.page-contact .contact-link {
  color: #ffffff;
  text-decoration: none;
  border-bottom: 1px solid rgba(212,175,55,0.3);
  transition: border-color 0.2s;
}

.page-contact .contact-link:hover,
.page-contact .contact-link:focus-visible {
  border-bottom-color: var(--color-accent, #D4AF37);
}

.page-contact .contact-phone {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* Copy button */
.page-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(212,175,55,0.12);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: 6px;
  padding: 0.3rem 0.5rem;
  cursor: pointer;
  color: var(--color-accent, #D4AF37);
  transition: background 0.2s, transform 0.15s;
  flex-shrink: 0;
  line-height: 0;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: rgba(212,175,55,0.25);
  transform: scale(1.05);
}

.page-contact .copy-btn:active {
  transform: scale(0.95);
}

.page-contact .copy-btn svg {
  display: block;
  width: 16px;
  height: 16px;
}

/* Notes */
.page-contact .contact-note {
  margin-top: 1.2rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
  border-top: 1px solid rgba(212,175,55,0.15);
  padding-top: 1rem;
}

.page-contact .address-line {
  font-size: 1rem;
  color: #ffffff;
  line-height: 1.6;
  margin: 0 0 0.4rem;
}

.page-contact .address-note {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin: 0 0 1.2rem;
  line-height: 1.5;
}

/* Map placeholder */
.page-contact .map-placeholder {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(212,175,55,0.2);
  background: rgba(255,255,255,0.04);
  line-height: 0;
}

.page-contact .map-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3/2;
}

/* Form */
.page-contact .message-intro {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  margin: -0.6rem 0 1.4rem;
  text-align: center;
  line-height: 1.5;
}

.page-contact .message-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.page-contact .form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-contact .field-label {
  font-family: var(--font-heading, Inter, sans-serif);
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.page-contact .field-input,
.page-contact .field-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-body, 'Noto Serif SC', serif);
  color: #ffffff;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(212,175,55,0.2);
  border-radius: 8px;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
  outline: none;
  box-sizing: border-box;
}

.page-contact .field-input::placeholder,
.page-contact .field-textarea::placeholder {
  color: rgba(255,255,255,0.3);
}

.page-contact .field-input:focus,
.page-contact .field-textarea:focus {
  border-color: var(--color-accent, #D4AF37);
  box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
  background: rgba(255,255,255,0.1);
}

.page-contact .field-textarea {
  resize: vertical;
  min-height: 100px;
}

.page-contact .form-action {
  display: flex;
  justify-content: flex-end;
  padding-top: 0.4rem;
}

.page-contact .submit-btn {
  padding: 0.7rem 2.4rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  letter-spacing: 0.02em;
  transition: transform 0.2s, box-shadow 0.2s;
}

.page-contact .submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,107,53,0.3);
}

.page-contact .submit-btn:active {
  transform: translateY(0);
}

.page-contact .message-note {
  margin-top: 1.2rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  text-align: center;
  line-height: 1.5;
  border-top: 1px solid rgba(212,175,55,0.1);
  padding-top: 1rem;
}

/* Sidebar */
.page-contact .contact-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.page-contact .sidebar-block {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(212,175,55,0.12);
  border-radius: 10px;
  padding: 1.4rem 1.4rem 1.6rem;
}

.page-contact .sidebar-title {
  font-family: var(--font-heading, Inter, sans-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-accent, #D4AF37);
  margin: 0 0 0.8rem;
  letter-spacing: 0.04em;
}

.page-contact .sidebar-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-contact .sidebar-link {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s, padding-left 0.2s;
  display: inline-block;
  font-family: var(--font-heading, Inter, sans-serif);
}

.page-contact .sidebar-link:hover,
.page-contact .sidebar-link:focus-visible {
  color: var(--color-accent, #D4AF37);
  padding-left: 4px;
}

.page-contact .sidebar-text {
  margin: 0 0 0.3rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

/* ===== 响应式 ≥ 768px ===== */
@media (min-width: 768px) {
  .page-contact .contact-body {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-contact .contact-left {
    flex: 1 1 55%;
    max-width: 55%;
  }

  .page-contact .contact-right {
    flex: 1 1 42%;
    max-width: 42%;
  }

  .page-contact .contact-headline {
    font-size: 3.2rem;
  }

  .page-contact .contact-card {
    padding: 2rem 2.2rem;
  }

  .page-contact .card-title {
    text-align: left;
  }

  .page-contact .card-icon-wrap {
    justify-content: flex-start;
  }

  .page-contact .message-intro {
    text-align: left;
  }
}

/* ===== 响应式 ≥ 1024px ===== */
@media (min-width: 1024px) {
  .page-contact .contact-headline {
    font-size: 3.8rem;
  }

  .page-contact .contact-subtitle {
    font-size: 1.15rem;
  }
}

/* ===== 小屏适配 ≤ 400px ===== */
@media (max-width: 400px) {
  .page-contact .contact-headline {
    font-size: 2rem;
  }

  .page-contact .contact-card {
    padding: 1.2rem;
  }

  .page-contact .contact-value {
    font-size: 0.92rem;
    flex-wrap: wrap;
  }

  .page-contact .field-input,
  .page-contact .field-textarea {
    font-size: 0.88rem;
  }

  .page-contact .submit-btn {
    width: 100%;
    justify-content: center;
  }
}